Exact Matching Concepts from Other Schemes

Sources

found: Ships and aircraft of the U.S. fleet, 12th ed:p. 35 (Triton was designed and constructed as a radar picket submarine to provide early warning of aircraft attacks against a carrier task force; laid down May 1956, launched Aug. 1958, comm. Nov. 1959; reclassified as an ssn in March 1961 and decomm. in May 1969 and placed in reserve. It was the longest U.S. submarine to be constructed until the Ohio-class two decades later)